| 单词 |
high-energy electron diffraction |
| 释义 |
high-energy electron diffraction high-energy electron diffraction[′hī ‚en·ər·jē i′lek‚trȧn di‚frak·shən] (physics) The diffraction of electrons with high energies, usually in the range of 30,000-70,000 electronvolts, mainly to study the structure of atoms and molecules in gases and liquids. Abbreviated HEED. |
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